A worm that is more than three years old is rearing its ugly head again. The Sober family of worms first hit the Internet back in October of 2003, and it raged around the globe, wildly infecting computers throughout 2004 and into 2005. Now, two security companies in the last few days have spotted a new variant making the rounds.

Hon Lau, a senior security response engineer at Symantec, wrote in a blog on Monday that he began to see W32.Sober.AA@mm being spammed out to users on Sunday. The e-mail, which comes in either German or English, holds the malicious code in an attachment and uses social engineering techniques to trick unsuspecting users into opening it.

continued @ InformationWeek